Nilfisk-ALTO NEPTUNE 1 Service Manual page 66

Valve block principal drawing Neptune 2 3~
The schematic drawing of the Valve Block 3~ in (Fig.D.8) is made to get a better
understanding of the function.
End switch(1)
Dertergent valve(3)
Pressure outlet(5)
Non-return valve(7)
Piston(9)
Inlet(11)
NEPTUNE 1&2_EN_Ver.2.1_45/2014
Fig.D.8: Schematic drawing valve block 3 ~
5
3
2
Fig.D.9: Valve block 3 ~ Cut Away View
Function
D
Pressure and water
reduction valve(2)
Control piston(4)
Valve pressure(6)
Valve Suction (10)
1
11
6
66